diff options
Diffstat (limited to 'qemu/include/standard-headers/asm-s390/kvm_virtio.h')
-rw-r--r-- | qemu/include/standard-headers/asm-s390/kvm_virtio.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/qemu/include/standard-headers/asm-s390/kvm_virtio.h b/qemu/include/standard-headers/asm-s390/kvm_virtio.h deleted file mode 100644 index daad3249d..000000000 --- a/qemu/include/standard-headers/asm-s390/kvm_virtio.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * definition for virtio for kvm on s390 - * - * Copyright IBM Corp. 2008 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * Author(s): Christian Borntraeger <borntraeger@de.ibm.com> - */ - -#ifndef __KVM_S390_VIRTIO_H -#define __KVM_S390_VIRTIO_H - -#include "standard-headers/linux/types.h" - -struct kvm_device_desc { - /* The device type: console, network, disk etc. Type 0 terminates. */ - uint8_t type; - /* The number of virtqueues (first in config array) */ - uint8_t num_vq; - /* - * The number of bytes of feature bits. Multiply by 2: one for host - * features and one for guest acknowledgements. - */ - uint8_t feature_len; - /* The number of bytes of the config array after virtqueues. */ - uint8_t config_len; - /* A status byte, written by the Guest. */ - uint8_t status; - uint8_t config[0]; -}; - -/* - * This is how we expect the device configuration field for a virtqueue - * to be laid out in config space. - */ -struct kvm_vqconfig { - /* The token returned with an interrupt. Set by the guest */ - uint64_t token; - /* The address of the virtio ring */ - uint64_t address; - /* The number of entries in the virtio_ring */ - uint16_t num; - -}; - -#define KVM_S390_VIRTIO_NOTIFY 0 -#define KVM_S390_VIRTIO_RESET 1 -#define KVM_S390_VIRTIO_SET_STATUS 2 - -/* The alignment to use between consumer and producer parts of vring. - * This is pagesize for historical reasons. */ -#define KVM_S390_VIRTIO_RING_ALIGN 4096 - - -/* These values are supposed to be in ext_params on an interrupt */ -#define VIRTIO_PARAM_MASK 0xff -#define VIRTIO_PARAM_VRING_INTERRUPT 0x0 -#define VIRTIO_PARAM_CONFIG_CHANGED 0x1 -#define VIRTIO_PARAM_DEV_ADD 0x2 - -#endif |